MIPLIB 2017 Infeas

satellites3-25

primal-infeasible

The instance

as published
Variables
81,681
Constraints
44,804
Nonzeros
698,176
Format
MPS, gzipped

Where it comes from

provenance

A branch-and-bound run reached this node's parent and split on a variable. This instance is the side the search did not explore, and it has no feasible point.

branch taken by the search
C13211 ≥ 1
this instance, the other side
C13211 ≤ 0 at depth 10
Depth in the tree
10
Bounds tightened vs. source
255
Branch variable
C13211

Tightened bounds

255 entries
C0030<=12932C0031<=52704C0032<=101597C0033<=141363C0034<=190133C0035<=229911C0036<=12965C0037<=52648C0038<=95695C0039<=184395C0040<=224059C0070>=12792

12 of 255 shown. The complete list is in the sidecar.